Parapteronotus hasemani, the duckbill knifefish, is a species of ghost knifefish found in main river channels and along the margins in the Amazon basin of Brazil and Peru. It is the only member of the genus Parapteronotus. This dark-colored knifefish reaches up to about 38 cm (15 in) in total length.[1][2]
| Parapteronotus | |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Gymnotiformes |
| Family: | Apteronotidae |
| Genus: | Parapteronotus Albert, 2001 |
| Species: | P. hasemani
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| Binomial name | |
| Parapteronotus hasemani (M. M. Ellis, 1913)
| |
Named in honor of John D. Haseman (1887-1969), field collector in the Carnegie Museum of Natural History’s Department of Ichthyology from 1908 to 1911, who collected the type specimen.[3]
References edit
- ^ van der Sleen, P.; J.S. Albert, eds. (2017). Field Guide to the Fishes of the Amazon, Orinoco, and Guianas. Princeton University Press. p. 328. ISBN 978-0691170749.
- ^ Froese, Rainer; Pauly, Daniel (eds.) (2017). "Parapteronotus hasemani" in FishBase. October 2017 version.
- ^ Christopher Scharpf & Kenneth J. Lazara (22 September 2018). "Order GYMNOTIFORMES (Neotropical Knifefishes)". The ETYFish Project Fish Name Etymology Database. Christopher Scharpf and Kenneth J. Lazara. Retrieved 7 March 2021.
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